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How do you know when render actually needs cleaning rather than simply looking a little tired? There are reliable signs, and they are worth checking once a year. Start with colour: hold a photograph of the property from a few years ago against what you see now, because green and grey discolouration creeps in so gradually that most people stop noticing it happening. Look at the north and east elevations first, since they dry slowest and colonise earliest. Check beneath sills, around vents and along the underside of overhangs, where dirt streaks form as water runs off. Then look closer. Small circular patches of grey, white or mustard yellow are lichen colonies, and once established they spread outward rather than stay put. A powdery green film that marks your hand when touched is algae. Dark cushions in shaded corners are moss. Any of these means the surface is holding moisture rather than shedding it, and that is the point at which cleaning stops being purely cosmetic. Finally, check the render itself for hairline crazing, hollow-sounding sections and areas where the finish has darkened permanently. Those need identifying before treatment rather than after, because cleaning will make them more visible rather than less. Where the signs are present, a biocidal soft wash is the appropriate response. Solution is applied across the full elevation, left to penetrate the growth, then rinsed away gently so nothing is forced into the coating or behind it. Homes in Castor typically need this every three to five years, and the interval lengthens once a surface has been properly treated rather than merely rinsed down with water.
A great many render cleaning enquiries are answered by companies that never intend to do the work. Leads are bought, quoted at a mark-up and sold on to whichever subcontractor is available that week, which is why the price quoted, the person who surveyed and the crew who arrive so often bear no relation to one another. Pro Clean Xtreme operates the opposite way, and the people who quote a job are the people who carry it out. That matters practically rather than sentimentally. Nobody is working to a margin set by a third party, so time on site is dictated by what the elevation needs rather than by what was sold. If a wall requires a second application, it gets one. If dwell time needs extending because the surface is drying faster than expected, the crew stays. There is no head office to consult and no argument about who is responsible if something is not right. It also means accountability afterwards. Householders in Castor needing to raise something months later speak to the same business rather than a call centre attempting to trace which contractor was allocated. Insurance, height safety accreditation and COSHH documentation belong to the people on site rather than to an intermediary who never visited. Quotations are written, itemised and fixed, and are given after seeing the property rather than estimated from a postcode and a photograph. Dates are confirmed and honoured. Advice is honest, including the occasions when it means saying an elevation will not clean up as well as hoped, or that repair should come before any treatment is seriously considered.
Three quotations for the same render can differ by several hundred pounds, and the gap almost never reflects greed at one end and generosity at the other. It reflects different work. Comparing them properly means asking the same five questions of each. First, what method is being used? A biocidal soft wash and a mechanical blast are entirely different jobs with entirely different lifespans. Second, what area is being treated? Some quotations cover only the visibly dirty elevations rather than the whole property, which produces an obvious mismatch once the treated walls lighten. Third, is access equipment included, or added later once the crew discovers a gable it cannot reach? Fourth, what protection is provided for glazing, planting and hard surfaces? Fifth, is a second application included if heavy lichen turns out to need one? Against that framework, typical figures make more sense. Terraced homes generally run £280 to £430, semi-detached £400 to £620, detached £550 to £880, and three-storey or heavily colonised properties are quoted individually. Most work equates to £4 to £8 per square metre of treated wall. Red flags are consistent. A price given over the telephone with no survey. A deposit demanded before work is scheduled. A quotation carrying no written scope. A figure far below every other, which almost always signals a rushed blast that strips texture and recolonises within a year. Homeowners in Castor are better served by understanding what sits behind each number than by defaulting to the cheapest, since the cheapest clean is rarely the cheapest outcome once it has to be repeated.
Remove years of dirt, grime, algae and staining for a cleaner, fresher finish.
Professional techniques designed to protect your surfaces while delivering outstanding results.
Keep your property looking its best with regular render cleaning.
Keep your property looking clean, fresh and well maintained with professional render cleaning in Castor. Over time, rendered walls can become affected by algae, moss, dirt, staining and other environmental contaminants, leaving the exterior looking tired and discoloured. Our professional render cleaning service is designed to safely restore the appearance of rendered surfaces without causing unnecessary damage.
Landlords, letting agents and block managers have a particular interest in render cleaning that owner-occupiers do not always share. Rendered elevations on let property are seen by prospective tenants at viewing, by existing tenants every day, and by valuers and inspectors periodically, and heavy green staining consistently affects all three judgements. Marketing photographs of a discoloured building achieve fewer viewings, and portfolios that look neglected attract more maintenance complaints generally. Work on tenanted and communal property is planned around occupation. Residents receive notice in advance covering dates, working hours, whether windows should stay shut and whether parking will be affected. Entrances, bin stores, cycle stores and pedestrian routes are kept open throughout by phasing elevations rather than treating an entire block at once. Communal gardens and planted areas are pre-wetted and sheeted before any application begins. For managed blocks, written specifications, fixed pricing and full documentation support service charge consultation and any statutory process the managing agent needs to follow. Risk assessments, method statements, COSHH data and insurance certification are issued with the quotation rather than requested afterwards. Where several buildings sit under one management, a single programme is generally more economical and keeps the whole estate on a consistent cycle. Houses in multiple occupation, student property, retirement schemes and small residential developments in Castor are handled on the same basis. Treatment is a biocidal soft wash throughout, which suits occupied property because it is quiet, produces no dust or debris and requires no scaffold in most cases. Rolling agreements are available for agents preferring a scheduled programme to a series of individual instructions raised whenever a building starts to look poor.
Founded in 2016 by Karl Crofts, Pro Clean Xtreme has grown from a dedicated one-man operation into a trusted family-run team. Joined by his wife Lindsay and family members Callum and Rachel, we pride ourselves on delivering professional, safety-first cleaning. By combining honest communication with continuous investment in the industry’s best low-pressure steam equipment and safe access systems, we deliver exceptional results for every residential, commercial, and industrial client.
Founded by Karl Crofts, delivering reliable local service for over a decade.
Our own tracked cherry picker provides safe access without walking on tiles.
Safe low-pressure steam cleaning, softwashing, and specialist pre-solar preparation.
Ten years of trusted, family-run service delivering high-quality workmanship on every project.
Whether your render has developed green algae, dark staining or general weathering, professional cleaning can make a significant difference to the appearance of your property. We take care to assess the condition and type of render before cleaning, helping us select an appropriate approach for the surface. This allows us to achieve thorough results while minimising the risk of damage to delicate or textured finishes.
We take immense pride in the reputation we have built across Cambridgeshire and the surrounding areas since 2016. As a family-run business, delivering exceptional customer service, honest communication, and high-quality workmanship is at the heart of everything we do. Read through our latest Google reviews to see why residential homeowners, housing associations, and commercial contractors consistently trust Pro Clean Xtreme to safely protect and restore their properties.
There is no fixed schedule as it depends on the property’s location, exposure and surrounding environment. Render that is shaded or surrounded by trees may require cleaning more frequently.
Yes. Professional render cleaning can remove algae and other organic growth that has developed across the surface.
The correct cleaning method should be selected based on the type and condition of the render. We assess the surface before cleaning to help ensure an appropriate approach is used.
Professional cleaning can significantly improve render affected by dirt, algae, organic growth and black staining. The final result can depend on the severity and age of the staining.
Yes. Render cleaning can be carried out on many types of residential and commercial properties, helping maintain a clean and professional exterior.
Getting an initial estimate for your property is completely effortless. Simply fill out the form below with your full property address, and our family-run team will utilise Google Earth before providing a quotation. Whether you are a homeowner, a housing association, or an installation company preparing a site, let us know your specific requirements and we will get back to you promptly with an initial assessment.
